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[PATCH] generic-time: add macro to simplify/hide mask constants

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Add a CLOCKSOURCE_MASK macro to simplify initializing the mask for a struct
clocksource, and use it to replace literal mask constants in the various
clocksource drivers.

Signed-off-by: Jim Cromie <jim.cromie@gmail.com>
Acked-by: John Stultz <johnstul@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Jim Cromie
2006-06-26 00:25:15 -07:00
committed by Linus Torvalds
parent 7d622d4794
commit 7f9f303aa3
6 changed files with 9 additions and 7 deletions
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2
drivers/clocksource/acpi_pm.c
View File

@@ -32,7 +32,7 @@
*/
u32 pmtmr_ioport __read_mostly;
#define ACPI_PM_MASK 0xFFFFFF /* limit it to 24 bits */
#define ACPI_PM_MASK CLOCKSOURCE_MASK(24) /* limit it to 24 bits */
static inline u32 read_pmtmr(void)
{

4
drivers/clocksource/cyclone.c
View File

@@ -14,7 +14,7 @@
#define CYCLONE_MPCS_OFFSET 0x51A8 /* offset to select register */
#define CYCLONE_MPMC_OFFSET 0x51D0 /* offset to count register */
#define CYCLONE_TIMER_FREQ 99780000 /* 100Mhz, but not really */
#define CYCLONE_TIMER_MASK 0xFFFFFFFF /* 32 bit mask */
#define CYCLONE_TIMER_MASK CLOCKSOURCE_MASK(32) /* 32 bit mask */
int use_cyclone = 0;
static void __iomem *cyclone_ptr;
@@ -28,7 +28,7 @@ static struct clocksource clocksource_cyclone = {
.name = "cyclone",
.rating = 250,
.read = read_cyclone,
.mask = (cycle_t)CYCLONE_TIMER_MASK,
.mask = CYCLONE_TIMER_MASK,
.mult = 10,
.shift = 0,
.is_continuous = 1,